[INFO] fetching crate serbia 0.4.3... [INFO] testing serbia-0.4.3 against try#ed7f3d77595b4831fdf085f2529aa13b5b51ff7d for pr-134530 [INFO] extracting crate serbia 0.4.3 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate serbia 0.4.3 on toolchain ed7f3d77595b4831fdf085f2529aa13b5b51ff7d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate serbia 0.4.3 [INFO] finished tweaking crates.io crate serbia 0.4.3 [INFO] tweaked toml for crates.io crate serbia 0.4.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 18 packages to latest compatible versions [INFO] [stderr] Adding serde_yaml v0.8.26 (available: v0.9.34+deprecated) [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.90) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 46cf54dc12f1296b13607526644b326a39cb2224ec8ba309960f88a4215c3d51 [INFO] running `Command { std: "docker" "start" "-a" "46cf54dc12f1296b13607526644b326a39cb2224ec8ba309960f88a4215c3d51", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "46cf54dc12f1296b13607526644b326a39cb2224ec8ba309960f88a4215c3d51", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "46cf54dc12f1296b13607526644b326a39cb2224ec8ba309960f88a4215c3d51", kill_on_drop: false }` [INFO] [stdout] 46cf54dc12f1296b13607526644b326a39cb2224ec8ba309960f88a4215c3d51 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d35b4d886a84da7fef1426b01451832b9c34425013679675ac75af2b34d68aae [INFO] running `Command { std: "docker" "start" "-a" "d35b4d886a84da7fef1426b01451832b9c34425013679675ac75af2b34d68aae", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.92 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling serbia v0.4.3 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.34s [INFO] running `Command { std: "docker" "inspect" "d35b4d886a84da7fef1426b01451832b9c34425013679675ac75af2b34d68aae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d35b4d886a84da7fef1426b01451832b9c34425013679675ac75af2b34d68aae", kill_on_drop: false }` [INFO] [stdout] d35b4d886a84da7fef1426b01451832b9c34425013679675ac75af2b34d68aae [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 32203fce684e40a13b88629426834e27978246d92bcef1b0aeabad1735730307 [INFO] running `Command { std: "docker" "start" "-a" "32203fce684e40a13b88629426834e27978246d92bcef1b0aeabad1735730307", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.92 [INFO] [stderr] Compiling unicode-ident v1.0.14 [INFO] [stderr] Compiling serde v1.0.216 [INFO] [stderr] Compiling serde_json v1.0.133 [INFO] [stderr] Compiling linked-hash-map v0.5.6 [INFO] [stderr] Compiling memchr v2.7.4 [INFO] [stderr] Compiling itoa v1.0.14 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling yaml-rust v0.4.5 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling syn v2.0.90 [INFO] [stderr] Compiling serde_derive v1.0.216 [INFO] [stderr] Compiling serbia v0.4.3 (/opt/rustwide/workdir) [INFO] [stderr] Compiling serde_yaml v0.8.26 [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> tests/04_mem_leaks.rs:45:16 [INFO] [stdout] | [INFO] [stdout] 45 | struct Foo(Arc); [INFO] [stdout] | --- ^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `[u8; 42]` does not permit being left uninitialized [INFO] [stdout] --> tests/03_serde_field_attrs.rs:49:48 [INFO] [stdout] | [INFO] [stdout] 49 | let mut arr: Self::Value = std::mem::MaybeUninit::uninit().assume_init(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 19.54s [INFO] running `Command { std: "docker" "inspect" "32203fce684e40a13b88629426834e27978246d92bcef1b0aeabad1735730307", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "32203fce684e40a13b88629426834e27978246d92bcef1b0aeabad1735730307", kill_on_drop: false }` [INFO] [stdout] 32203fce684e40a13b88629426834e27978246d92bcef1b0aeabad1735730307 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ed7f3d77595b4831fdf085f2529aa13b5b51ff7d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f099b143616a9bf0e4e1098560f717c056808f16a9955b0419236bf9d34a750f [INFO] running `Command { std: "docker" "start" "-a" "f099b143616a9bf0e4e1098560f717c056808f16a9955b0419236bf9d34a750f", kill_on_drop: false }` [INFO] [stderr] warning: the type `[u8; 42]` does not permit being left uninitialized [INFO] [stderr] --> tests/03_serde_field_attrs.rs:49:48 [INFO] [stderr] | [INFO] [stderr] 49 | let mut arr: Self::Value = std::mem::MaybeUninit::uninit().assume_init(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] = note: integers must be initialized [INFO] [stderr] = note: `#[warn(invalid_value)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `serbia` (test "03_serde_field_attrs") generated 1 warning [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> tests/04_mem_leaks.rs:45:16 [INFO] [stderr] | [INFO] [stderr] 45 | struct Foo(Arc); [INFO] [stderr] | --- ^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this struct [INFO] [stderr] | [INFO] [stderr] = help: consider removing this field [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `serbia` (test "04_mem_leaks") generated 1 warning [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/serbia-4aa6c194f5e85e94) [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test item::tests::detect_deserialize ... ok [INFO] [stdout] test item::tests::detect_serialize_deserialize_qualified ... ok [INFO] [stdout] test item::tests::detect_serialize ... ok [INFO] [stdout] test item::tests::manual_bufsize ... ok [INFO] [stdout] test item::tests::parse_big_array_len ... ok [INFO] [stdout] test item::tests::no_serde_derive ... ok [INFO] [stdout] test item::tests::detect_serialize_deserialize ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Running tests/01_basic_use.rs (/opt/rustwide/target/debug/deps/01_basic_use-7f4388e966f1f4a5) [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test tuple_struct_roundtrip ... ok [INFO] [stdout] test enum_roundtrip ... ok [INFO] [stdout] test constant ... ok [INFO] [stdout] test regular_struct_roundtrip ... ok [INFO] [stdout] test generics ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Running tests/02_serbia_field_attrs.rs (/opt/rustwide/target/debug/deps/02_serbia_field_attrs-32b29d5179f5c6a9) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test skip_field ... ok [INFO] [stdout] test type_alias ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/03_serde_field_attrs.rs (/opt/rustwide/target/debug/deps/03_serde_field_attrs-a53920bfabef3670) [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test serialize_deserialize_with ... ok [INFO] [stdout] test skip_field ... ok [INFO] [stdout] test skip_serializing_if_false ... ok [INFO] [stdout] test skip_serializing ... ok [INFO] [stdout] test skip_serializing_if_true ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Running tests/04_mem_leaks.rs (/opt/rustwide/target/debug/deps/04_mem_leaks-c5a825ad5b688f88) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test mem_safety_regression_test ... ok [INFO] [stdout] test deserializing_failure_mem_leak ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests serbia [INFO] [stderr] error: DefId(0:105 ~ serbia[f70c]::serbia) has more than five doctests [INFO] [stderr] [INFO] [stderr] error: aborting due to 1 previous error [INFO] [stderr] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/ed7f3d77595b4831fdf085f2529aa13b5b51ff7d/bin/rustdoc --edition=2018 --crate-type proc-macro --color auto --crate-name serbia --test src/lib.rs --test-run-directory /opt/rustwide/workdir -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-b3603208c0de2608.rlib --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-95bf1f8e374ae98e.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-baa01c734d94388a.rlib --extern serbia=/opt/rustwide/target/debug/deps/libserbia-fb4bed5cbc2fe342.so --extern serde=/opt/rustwide/target/debug/deps/libserde-726d649238cba711.rlib --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-eb43c32bf193146b.rlib --extern serde_yaml=/opt/rustwide/target/debug/deps/libserde_yaml-59b0991edefd3205.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-a6134708ae820271.rlib --extern proc_macro -C embed-bitcode=no --check-cfg 'cfg(docsrs)' --check-cfg 'cfg(feature, values())' --cap-lints=forbid --error-format human` (exit status: 1) [INFO] [stderr] note: test exited abnormally; to see the full output pass --nocapture to the harness. [INFO] running `Command { std: "docker" "inspect" "f099b143616a9bf0e4e1098560f717c056808f16a9955b0419236bf9d34a750f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f099b143616a9bf0e4e1098560f717c056808f16a9955b0419236bf9d34a750f", kill_on_drop: false }` [INFO] [stdout] f099b143616a9bf0e4e1098560f717c056808f16a9955b0419236bf9d34a750f